KR100630847B1 - 회수 폴리에틸렌테레프탈레이트 분쇄품에서 테레프탈산의회수 방법 및 장치 - Google Patents

회수 폴리에틸렌테레프탈레이트 분쇄품에서 테레프탈산의회수 방법 및 장치 Download PDF

Info

Publication number
KR100630847B1
KR100630847B1 KR1020000070408A KR20000070408A KR100630847B1 KR 100630847 B1 KR100630847 B1 KR 100630847B1 KR 1020000070408 A KR1020000070408 A KR 1020000070408A KR 20000070408 A KR20000070408 A KR 20000070408A KR 100630847 B1 KR100630847 B1 KR 100630847B1
Authority
KR
South Korea
Prior art keywords
terephthalic acid
terephthalate
pulverized product
ethylene glycol
recovered pet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
KR1020000070408A
Other languages
English (en)
Korean (ko)
Other versions
KR20010051935A (ko
Inventor
야자키지니치
사카노코자부로
후나코시노부유키
다타카카즈호
Original Assignee
츠키시마기카이가부시키가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 츠키시마기카이가부시키가이샤 filed Critical 츠키시마기카이가부시키가이샤
Publication of KR20010051935A publication Critical patent/KR20010051935A/ko
Application granted granted Critical
Publication of KR100630847B1 publication Critical patent/KR100630847B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/41—Preparation of salts of carboxylic acids
    • C07C51/412—Preparation of salts of carboxylic acids by conversion of the acids, their salts, esters or anhydrides with the same carboxylic acid part
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/47—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/18—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material
    • C08J11/22—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds
    • C08J11/24—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
KR1020000070408A 1999-11-26 2000-11-24 회수 폴리에틸렌테레프탈레이트 분쇄품에서 테레프탈산의회수 방법 및 장치 Expired - Fee Related KR100630847B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP33590899A JP3808672B2 (ja) 1999-11-26 1999-11-26 回収ポリエチレンテレフタレート粉砕品からのテレフタル酸の工業的回収方法
JP99-335908 1999-11-26

Publications (2)

Publication Number Publication Date
KR20010051935A KR20010051935A (ko) 2001-06-25
KR100630847B1 true KR100630847B1 (ko) 2006-10-09

Family

ID=18293724

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020000070408A Expired - Fee Related KR100630847B1 (ko) 1999-11-26 2000-11-24 회수 폴리에틸렌테레프탈레이트 분쇄품에서 테레프탈산의회수 방법 및 장치

Country Status (4)

Country Link
US (2) US6580005B1 (https=)
JP (1) JP3808672B2 (https=)
KR (1) KR100630847B1 (https=)
DE (1) DE10058773A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101130453B1 (ko) * 2009-09-11 2012-04-12 삼성석유화학(주) 폐 테레프탈산으로부터 테레프탈산을 회수하는 방법
WO2023003280A1 (ko) * 2021-07-19 2023-01-26 주식회사 엘지화학 재활용 플라스틱 합성용 단량체 조성물, 이의 제조방법, 그리고 이를 이용한 재활용 플라스틱, 성형품 및 가소제 조성물

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3808672B2 (ja) * 1999-11-26 2006-08-16 東洋製罐株式会社 回収ポリエチレンテレフタレート粉砕品からのテレフタル酸の工業的回収方法
FR2809727B1 (fr) * 2000-05-31 2002-07-26 Galderma Res & Dev Nouveaux composes aminothiolesters, compositions pharmaceutiques et cosmetiques les contenant et utilisations
US7078440B2 (en) * 2000-11-27 2006-07-18 Teijin Limited Dimethyl terephthalate composition and process for producing the same
DE60141420D1 (de) * 2001-05-15 2010-04-08 Mitsubishi Chem Corp Verfahren zur herstellung einer verbindung
WO2005079140A2 (en) * 2003-02-27 2005-09-01 Petrecycle Ltd A method for the decontamination of polyethylene terephthalate
WO2004090220A1 (ja) * 2003-04-04 2004-10-21 Teijin Fibers Limited ポリエステル繊維の減量加工方法
JP4210222B2 (ja) * 2004-01-15 2009-01-14 乕 吉村 廃プラスチックの油化還元装置
AU2004316446B2 (en) * 2004-01-27 2010-12-23 Universidad Iberoamericana, A.C. Chemical method for recycling polyethylene terephtalate (PET) wastes
JP4285323B2 (ja) * 2004-05-19 2009-06-24 日立電線株式会社 高分子化合物の処理方法及びその装置
CN1314652C (zh) * 2005-01-14 2007-05-09 东华大学 粗对苯二甲酸的提纯方法
JP4937521B2 (ja) * 2005-03-31 2012-05-23 三井化学株式会社 ポリエステルより高純度モノマーを回収する方法及び高純度モノマー、ポリエステル
US7469801B2 (en) * 2005-04-14 2008-12-30 Ramirez-Delgado Roberto Alfred Automatic machine for dosing water and dental alginate
US7448515B2 (en) * 2005-04-14 2008-11-11 Ramirez-Delgado Roberto Alfred Automatic machine for dosing water and dental alginate
US8173835B2 (en) * 2006-03-01 2012-05-08 Grupo Petrotemex, S.A. De C.V. Method and apparatus for drying carboxylic acid
US8697906B2 (en) * 2006-03-01 2014-04-15 Grupo Petrotemex, S.A. De C.V. Methods and apparatus for producing a low-moisture carboxylic acid wet cake
KR101415346B1 (ko) * 2007-02-23 2014-07-04 데이진 화이바 가부시키가이샤 폴리에스테르 섬유 폐기물로부터 이종 소재를 분리 제거하는 방법
AU2010266117A1 (en) * 2009-07-02 2012-02-23 Bepex International, Llc Vapor phase assisted post-consumer polymer processing apparatus and method
US9458354B2 (en) 2010-10-06 2016-10-04 Resinate Technologies, Inc. Polyurethane dispersions and methods of making and using same
CA2838825A1 (en) 2011-06-10 2012-12-13 Kristopher M. Felice Clear coatings acrylic coatings
US9732026B2 (en) 2012-12-14 2017-08-15 Resinate Technologies, Inc. Reaction products containing hydroxyalkylterephthalates and methods of making and using same
BR112017016060A2 (pt) 2015-01-30 2018-04-03 Resinate Mat Group Inc processo integrado para o tratamento de reciclos de pet e ptt
PL411679A1 (pl) 2015-03-20 2016-09-26 Rs Pet Spółka Z Ograniczoną Odpowiedzialnością Instalacja do ciągłej przeróbki odpadów politereftalanu etylenu PET
TWI602860B (zh) * 2016-02-05 2017-10-21 遠東新世紀股份有限公司 由聚酯製備環己烷二甲酸的方法
ITUB20160843A1 (it) * 2016-02-18 2017-08-18 Recyclinnova S R L S Processo di conversione di rifiuti in Polietilene Tereftalato (PET) in prodotti chimici di valore
RU2616299C1 (ru) * 2016-05-19 2017-04-14 Общество с ограниченной ответственностью "ХИМТЕХ-ИНЖИНИРИНГ" Способ щелочного гидролиза отходов ПЭТФ с получением терефталевой кислоты
CN108658758B (zh) * 2018-07-18 2021-05-11 南京道港贸易有限公司 对苯二甲酰氯的制备方法、对苯二甲酰氯和应用、对苯二胺的制备方法和对苯二胺
DE102018122210B4 (de) * 2018-09-12 2023-06-29 Rittec Umwelttechnik Gmbh Verfahren und Verwendung einer Vorrichtung zur Wiederaufarbeitung von Polyalkylenterephthalat enthaltenden Abfällen
TWI694064B (zh) 2018-09-26 2020-05-21 遠東新世紀股份有限公司 對苯二甲酸的製造方法及其系統
TWI708761B (zh) * 2019-09-26 2020-11-01 遠東新世紀股份有限公司 製造對苯二甲酸的方法
CN110862520A (zh) * 2019-10-24 2020-03-06 江苏聚杰微纤科技集团股份有限公司 一种利用碱减量废水中的对苯二甲酸制备pet的方法
KR20210067555A (ko) * 2019-11-29 2021-06-08 롯데케미칼 주식회사 결정화를 포함하는 폐플라스틱의 화학적 재활용 방법
DE102019135578A1 (de) * 2019-12-20 2021-06-24 Rittec Umwelttechnik Gmbh Verfahren, Vorrichtung und Verwendung zur Wiederaufarbeitung
MX2023001634A (es) * 2020-08-10 2023-03-08 Auriga Polymers Inc Proceso para purificacion del glicol recuperado del reciclaje quimico de residuos de poliester.
KR102676709B1 (ko) * 2021-01-14 2024-06-18 코오롱인더스트리 주식회사 폴리에스테르의 탈색 방법 및 이를 포함하는 폴리에스테르의 해중합 방법
CN112898630B (zh) * 2021-01-26 2022-06-17 佛山科学技术学院 一种聚酯类塑料的机械化学绿色降解方法
DE102021105970A1 (de) * 2021-03-11 2022-09-15 Rittec Umwelttechnik Gmbh Verfahren zur Gewinnung aromatischer Dicarbonsäuren aus ihren Metallsalzen
KR20230162609A (ko) * 2021-03-26 2023-11-28 츠키시마 기카이 가부시키가이샤 결정화 장치, 결정화 시스템, 및 결정화 방법
KR102381508B1 (ko) * 2021-09-28 2022-04-01 김 영 범 고유점도가 0.75㎗/g 이상인 고중합도의 폴리에틸렌테레프탈레이트를 이용한 테레프탈산의 제조방법
CN120187692A (zh) * 2022-11-16 2025-06-20 迪波利股份有限公司 对苯二甲酸的纯化方法
WO2025003817A1 (en) * 2023-06-26 2025-01-02 Use Waste Prosta Spółka Akcyjna Method for recycling of items comprising poly(ethylene terephthalate), particularly of polyester garments waste
DE102023134489A1 (de) 2023-12-08 2025-06-12 Rittec 8.0 Umwelttechnik GmbH Verfahren zur Gewinnung aromatischer Dicarbonsäuren

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3544622A (en) * 1965-03-10 1970-12-01 Du Pont Alkaline saponification of polyethylene terephthalate at high temperatures using controlled amount of sodium hydroxide
US4542239A (en) * 1981-11-18 1985-09-17 Board Of Control Of Michigan Technological University Process for recovering terephthalic acid from waste polyethylene terephthalate
DE3639958A1 (de) * 1986-01-10 1987-07-16 Amberger Kaolinwerke Gmbh Mehrstufige anordnung zur gegenstromwaschung, sowie zugehoerige verfahrensmassnahmen
US5502247A (en) * 1994-11-17 1996-03-26 Amoco Corporation Process for recovery of aromatic acid or ester and polyol from waste polyester resins
WO1997024310A1 (en) * 1995-12-30 1997-07-10 Sunkyong Industries Co., Ltd. Process for manufacturing terephthalic acid
JP3350696B2 (ja) * 1996-04-23 2002-11-25 財団法人生産開発科学研究所 ポリエチレンテレフタレ−トよりテレフタル酸とエチレングリコールとを回収する方法
JP3808672B2 (ja) * 1999-11-26 2006-08-16 東洋製罐株式会社 回収ポリエチレンテレフタレート粉砕品からのテレフタル酸の工業的回収方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101130453B1 (ko) * 2009-09-11 2012-04-12 삼성석유화학(주) 폐 테레프탈산으로부터 테레프탈산을 회수하는 방법
WO2023003280A1 (ko) * 2021-07-19 2023-01-26 주식회사 엘지화학 재활용 플라스틱 합성용 단량체 조성물, 이의 제조방법, 그리고 이를 이용한 재활용 플라스틱, 성형품 및 가소제 조성물
WO2023003279A1 (ko) * 2021-07-19 2023-01-26 주식회사 엘지화학 재활용 플라스틱 합성용 단량체 조성물, 이의 제조방법, 그리고 이를 이용한 재활용 플라스틱, 성형품 및 가소제 조성물
US20230383052A1 (en) * 2021-07-19 2023-11-30 Lg Chem, Ltd. Monomer composition for synthesizing recycled plastic, preparation method thereof, and recycled plastic, molded product, plasticizer composition using the same

Also Published As

Publication number Publication date
US6580005B1 (en) 2003-06-17
US7173150B2 (en) 2007-02-06
JP2001151709A (ja) 2001-06-05
JP3808672B2 (ja) 2006-08-16
KR20010051935A (ko) 2001-06-25
US20030225299A1 (en) 2003-12-04
DE10058773A1 (de) 2001-08-16

Similar Documents

Publication Publication Date Title
KR100630847B1 (ko) 회수 폴리에틸렌테레프탈레이트 분쇄품에서 테레프탈산의회수 방법 및 장치
JP2001151709A5 (https=)
EP0876324B1 (en) Process for manufacturing terephthalic acid
US9475790B2 (en) Method for preparing refined lactide from recovered polylactic acid
JP2023500535A (ja) 廃棄物の処理方法及びその反応器システム
JP4080720B2 (ja) Ｐｅｔボトルのリサイクル方法
JP7824884B2 (ja) エチレングリコールによるグリコール分解によってポリエチレンテレフタレート（ｐｅｔ）を解重合するためのプロセスおよびその実施のためのプラント
JP3917811B2 (ja) 回収ポリエチレンテレフタレート粉砕品からのテレフタル酸の工業的回収方法
CN114437322A (zh) 一种废旧pet材料制备pet切片的方法及制品
JP5178211B2 (ja) ペットボトル廃棄物より色相を改善したテレフタル酸ジメチルを回収する方法
KR20220095242A (ko) 폴리머의 해중합을 위한 장치 및 방법
TW202409169A (zh) 用於從包括斯潘德克斯彈力纖維和尼龍６的材料中回收斯潘德克斯彈力纖維和尼龍６的方法
JP3889219B2 (ja) 回収ポリエチレンテレフタレート粉砕品からのテレフタル酸の工業的回収方法及び装置
CN112321394A (zh) 一种从回收液中得到乙二醇和二甘醇的方法及设备
CN1414940A (zh) 回收纯化的对苯二甲酸(pta)的方法
JP3942817B2 (ja) 回収ポリエチレンテレフタレート粉砕品からのテレフタル酸の回収方法
JP3942818B2 (ja) 回収ポリエチレンテレフタレート粉砕品からのテレフタル酸の工業的回収方法
KR101799093B1 (ko) 폴리알킬렌 카보네이트 입자의 제조 방법
CN101712464A (zh) 液相连续法合成高纯五硫化二磷的生产技术
CN117561291A (zh) 聚合反应
CN1209799A (zh) 生产对苯二甲酸的方法
CN113845131A (zh) 一种提高小苏打产量的装置及方法
CN101336222B (zh) 双酚a的回收方法和回收设备
PL211594B1 (pl) Sposób i układ instalacji do odzyskiwania kwasu tereftalowego oraz glikolu etylenowego z odpadów polietylenotereftalanu
ES2916712T3 (es) Método de obtención de ácido tereftálico a partir de residuos de tereftalato de polietileno

Legal Events

Date Code Title Description
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

FPAY Annual fee payment

Payment date: 20100813

Year of fee payment: 5

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 20110927

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20110927

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301